CN211866859U

CN211866859U - Electron beam welding machine

Info

Publication number: CN211866859U
Application number: CN202020231483.7U
Authority: CN
Inventors: 刘许勋; 李胜波; 白凤民
Original assignee: Xiamen University of Technology
Current assignee: Xiamen University of Technology
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-11-06
Anticipated expiration: 2030-02-28

Abstract

The utility model provides an electron beam welding machine relates to the welding technology field, and it includes frame mechanism, sealing mechanism, welder mechanism and actuating mechanism. The base mechanism is provided with a first opening communicated with the welding cavity; the sealing mechanism comprises a sealing rubber seat which is arranged on the machine seat mechanism and covers and seals the first opening, and the sealing rubber seat is provided with a fold section which can stretch out and draw back left and right; the welding gun mechanism comprises a gun seat which can be arranged on the machine seat mechanism in a left-right movable mode and an electron gun which is arranged on the gun seat, the tail end of the electron gun penetrates out of the sealing rubber seat in a sealing mode, and the front end of the electron gun penetrates through the first opening and extends into the welding cavity; the driving mechanism comprises a driving piece which is arranged on the base mechanism and used for driving the gun base to move left and right; the driving piece can drive the gun seat and drive the electron gun to move left and right relative to the machine seat, and stretch and compress the fold section. The electron beam welding machine has simple structure, can realize the movement of the electron gun outside the vacuum chamber, has high utilization rate of the vacuum chamber, and can increase the processing range of workpieces to a certain extent.

Description

Electron beam welding machine

Technical Field

The utility model relates to a welding field particularly, relates to an electron beam welding machine.

Background

Currently, existing electron beam welding equipment can be divided into two categories from the placement of the electron gun:

one is that the electron gun is arranged in a vacuum chamber, and the electron gun is controlled by a guide rail motor or a mechanical arm to move so as to complete welding. The electron gun of the electron beam welding apparatus of this type of structure is generally movable, but since all mechanical parts are installed inside the vacuum chamber, the internal space of the vacuum chamber is largely occupied, and the cost of evacuation is increased.

The other type is that the electron gun passes through one face of the vacuum chamber and is fixedly sealed. The electron gun of the electron beam welding equipment with the structure is fixed, the welding process is completed through the movement of the workpiece, and the electron gun is generally arranged at the center of one surface of the vacuum chamber, so that the workpiece can be processed into a large size which is smaller than the general volume of the vacuum chamber, and the vacuum chamber is not fully utilized.

In view of the above, the inventors of the present invention have made a study of the prior art and then have made the present application.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electron beam welding machine aims at providing an electron gun can be at the electron beam welding machine of the outdoor removal of vacuum chamber, and the device simple structure is high to real empty room's utilization ratio, the scope of processing of multiplicable work piece to a certain extent.

In order to solve the technical problem, the utility model provides an electron beam welding machine, include:

the engine base mechanism comprises an engine base with a built-in welding cavity for vacuumizing, and the engine base is provided with a first opening communicated with the welding cavity;

the sealing mechanism comprises a sealing rubber seat which is arranged on the base mechanism and covers and seals the first opening, and the sealing rubber seat is provided with a fold section which can stretch out and draw back left and right;

the welding gun mechanism comprises a gun seat which can be movably arranged on the base mechanism from left to right and an electron gun which is arranged on the gun seat and corresponds to the fold section, the tail end of the electron gun hermetically penetrates out of the sealing rubber seat, and the front end of the electron gun penetrates through the first opening and extends into the welding cavity;

the driving mechanism comprises a driving piece which is arranged on the base mechanism and used for driving the gun seat to move left and right; the driving piece can drive the gun seat and drive the electron gun, moves left and right relative to the machine seat, and stretches and compresses the fold section.

As a further optimization, the electron beam welding machine further comprises a support mechanism which is configured on the base and used for supporting the sealant seat, and the support mechanism is a section of horizontally arranged and telescopic scissors assembly.

As a further optimization, the fold section has a plurality of screens grooves that the water level was established, and is a plurality of the screens groove is used for the joint the up end of gimbal mechanism.

As a further optimization, the bracket mechanism comprises a plurality of brackets arranged in parallel and a connecting rod for connecting two adjacent brackets; each bracket comprises two first support rods which are vertically arranged and oppositely arranged and a second support rod which is connected with the upper ends of the tops of the two first support rods, and the second support rod is clamped in the clamping groove; the first supporting rod is provided with a strip-shaped through hole along the vertical direction, one end of the connecting rod is slidably arranged in the strip-shaped through hole of any first supporting rod, and the other end of the connecting rod is slidably arranged in the strip-shaped through hole of the adjacent first supporting rod.

As a further optimization, the support at one end of the support mechanism far away from the electron gun is fixed on the top surface of the base, and sliding assemblies are arranged below the first support rods of the rest supports in the vertical direction to realize the extension and retraction of the support mechanism.

As a further optimization, the electron beam welding machine further comprises a plurality of universal telescopic rods, one end of each universal telescopic rod is arranged on the machine base, and the other end of each universal telescopic rod is arranged on the support mechanism.

As further optimization, both ends of the universal telescopic rod are provided with universal hinge assemblies; the universal telescopic rod comprises an outer slide piece and an inner slide piece nested in the inner cavity of the outer slide piece, and the inner slide piece can slide in the inner cavity of the outer slide piece to realize the expansion and contraction of the universal telescopic rod.

As further optimization, two sides of the movement direction of the gun seat are provided with limiting blocks for limiting the movement direction of the gun seat.

Preferably, the corrugated section is a sheet-shaped body which is arranged in a winding way up and down.

As a further optimization, the driving piece is a hydraulic cylinder arranged on the top surface of the base, and a sealing cover used for covering the hydraulic cylinder is arranged on the top of the hydraulic cylinder.

By adopting the technical scheme, the utility model discloses can gain following technological effect:

the utility model provides an electron beam welding machine when realizing that the electron gun removes outside the vacuum chamber, utilizes sealing mechanism to seal electron gun and connection structure, has guaranteed that the welding chamber has reliable sealing performance. And secondly, the support mechanism can be used as a support framework of the sealing mechanism and can also transmit the power of the driving piece to the gun seat, and the sliding assembly arranged at the bottom of the support mechanism can also play a role in supporting the support mechanism while reducing the moving friction force. In addition, universal telescopic link one end welded fastening, the other end is connected on gimbal mechanism, and is scalable along with gimbal mechanism's removal, has further improved the steadiness that the electron gun removed.

The electron beam welding machine provided by the utility model has reasonable structure, simple principle, convenient operation and processing and easy disassembly and assembly; the processing range of the workpiece is improved, the space utilization rate of the vacuum chamber is high, and the efficiency is improved; the technical requirement is not high, and the method is more economical and practical.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an electron beam welding machine provided by the present invention at a first viewing angle;

fig. 2 is a schematic structural diagram of an electron beam welding machine provided by the present invention at a second viewing angle; wherein, the sealing mechanism, the bracket mechanism and the universal telescopic rod are removed from the drawing;

FIG. 3 is a schematic structural diagram of a sealing mechanism of an electron beam welding machine according to the present invention;

FIG. 4 is a schematic structural view of a gun base of an electron beam welding machine according to the present invention;

fig. 5 is a schematic structural diagram of an electron beam welding machine provided by the present invention at a third viewing angle; wherein the sealing mechanism is removed;

fig. 6 is a schematic structural diagram of a support mechanism of an electron beam welding machine provided by the present invention;

fig. 7 is a schematic structural view of the universal telescopic rod of the electron beam welding machine according to the present invention.

The labels in the figure are: 1-a stand mechanism; 11-a base seat; 12-a stand main body; 13-a first opening; 14-a weld cavity; 2-a sealing mechanism; 21-sealing rubber seat; 22-a crimped section; 23-a first via hole; 3-a welding gun mechanism; 31-a gun mount; 32-an electron gun; 33-a roller; 34-a limiting block; 4-a drive mechanism; 41-a driving member; 42-a sealing cover; 5-a support mechanism; 51-a scaffold; 511-a first strut; 511A-bar via; 512-a second strut; 52-a connecting rod; 53-a sliding assembly; 6-universal telescopic rod; 61-outer slide; 62-inner slide; 63-a universal hinge assembly; 64-telescopic rod connecting seat.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The invention will be described in further detail with reference to the following detailed description and accompanying drawings:

as shown in fig. 1, the present invention provides an electron beam welding machine, which comprises a frame mechanism 1, a sealing mechanism 2, a welding gun mechanism 3 and a driving mechanism 4.

The stand mechanism 1 comprises a stand which is internally provided with a welding cavity 14 for vacuumizing, and the stand is provided with a first opening 13 communicated with the welding cavity 14. As shown in fig. 2, the base includes a base 11 and a base main body 12 disposed on the top of the base 11, a welding chamber 14 for vacuum pumping is provided inside the base main body 12, and a first opening 13 communicated with the welding chamber 14 is provided on the top surface of the base main body 12.

The sealing mechanism 2 comprises a sealing rubber seat 21 which is arranged on the base mechanism 1 and covers and seals the first opening 13, and the sealing rubber seat 21 is provided with a folding section 22 which can stretch left and right.

Specifically, as shown in fig. 3, the peripheral edge of the sealant base 21 is provided with a connecting hole for fixing to the base mechanism 1, and can be pressed and screwed by a pressing block and a screw, so as to improve the sealing property between the sealant base 21 and the base mechanism 1. The sealing rubber seat 21 is provided with a first through hole 23 for the electron gun 32 to pass through, the first through hole 23 is arranged in the middle of the fold section 22, so that the fold sections 22 are arranged at the left end and the right end of the electron gun 32, the fold sections 22 are matched with the electron gun 32 to move to extend or contract, and the sealing performance of the sealing rubber seat 21 is not influenced. It should be noted that the sealing rubber seat 21 may be made of rubber, and the rubber has elasticity and is more favorable for the movement of the electron gun 32. In addition, the rubber of the seal rubber seat 21 may be modified, for example, by adding a material such as metal wire or carbon fiber to the rubber to enhance the strength and prolong the service life thereof while maintaining the elasticity.

As a further optimization, in a preferred embodiment of the present invention, the fold section 22 is a sheet-shaped body that is arranged in a vertically-circuitous manner, which further simplifies the structure of the fold section 22 and ensures that the fold section 22 can extend or contract.

The welding gun mechanism 3 comprises a gun seat 31 which is configured on the machine seat and can move left and right, and an electron gun 32 which is configured on the gun seat 31 and corresponds to the corrugated section 22, wherein the tail end of the electron gun 32 penetrates out of the sealing rubber seat 21 in a sealing manner, and the front end of the electron gun 32 penetrates through the first opening 13 and extends into the welding cavity 14.

In this embodiment, as shown in fig. 4, the bottom of the gun platform 31 is provided with a plurality of rollers 33 for moving the gun platform 31 left and right. As shown in fig. 2, the gun rest 31 is movably disposed above the first opening 13, so that a front end of an electron gun 32 disposed on the gun rest 31 can pass through the first opening 13 and extend into the solder chamber 14. As shown in fig. 1, 3 and 4, the screw holes formed around the first through hole 23 of the sealant base 21 are matched with the screw holes on the gun base 31, so as to hermetically connect the gun base 31 and the sealant base 21, so that the end of the electron gun 32 is hermetically inserted through the sealant base 21.

As a further optimization, in a preferred embodiment of the present invention, as shown in fig. 2, the two sides of the movement direction of the gun seat 31 are provided with a limiting block 34 for limiting the movement direction of the gun seat 31, so as to ensure that the gun seat 31 moves within the range limited by the limiting block 34, and ensure that the roller 33 does not slide into the first opening 13.

The driving mechanism 4 comprises a driving member 41 which is arranged on the base mechanism 1 and is used for driving the gun seat 31 to move left and right; the driving member 41 can drive the gun seat 31 and the electron gun 32, move left and right relative to the machine seat, and stretch and compress the folded section 22.

Specifically, in this embodiment, as shown in fig. 2, there are two driving mechanisms 4, which are respectively disposed at two ends of the gun seat 31 in the moving direction, and are used for driving the gun seat 31 and driving the electron gun 32, moving left and right relative to the machine seat, and stretching and compressing the wrinkle section 22.

As a further optimization, the driving member 41 is a hydraulic cylinder disposed on the top surface of the base, and the output end of the hydraulic cylinder is connected to the gun base 31 to achieve the purpose of driving movement. In addition, the top of the hydraulic cylinder is provided with a sealing cover 42 for covering the hydraulic cylinder, so that on one hand, the working environment of the hydraulic cylinder is ensured, and on the other hand, the sealing performance of the whole stand mechanism 1 is improved.

As a further optimization, in the preferred embodiment of the present invention, as shown in fig. 5, the electron beam welding machine further includes a support mechanism 5 disposed on the frame and used for supporting the sealant seat 21, wherein the support mechanism 5 is a horizontally disposed and retractable scissors assembly. The support mechanism 5 can support the sealant base 21, so as to prevent the sealant base 21 from being directly adsorbed on the top surface of the base due to vacuum pumping, which makes the movement of the gun seat 31 difficult. It should be noted that the retractable scissors assembly may be of any available structure, and is not limited herein.

As further optimization, fold section 22 has a plurality of screens groove that the water level was established, and is a plurality of the screens groove is used for the joint the up end of gimbal mechanism 5 further guarantees fold section 22 and gimbal mechanism 5's laminating degree, does benefit to fold section 22 and cuts the flexible of fork subassembly.

As a further optimization, in the preferred embodiment of the present invention, as shown in fig. 6, the support mechanism 5 includes a plurality of supports 51 arranged in parallel and a connecting rod 52 connecting two adjacent supports 51; every the support 51 includes two vertical first branch poles 511 and two of connection that set up and set up relatively the second branch pole 512 of first branch pole 511 top, second branch pole 512 joint is in the screens groove has further guaranteed fold section 22 and gimbal mechanism 5's laminating degree. Each first support rod 511 is provided with a strip-shaped through hole 511A along the vertical direction thereof, one end of each connecting rod 52 is slidably arranged in the strip-shaped through hole 511A of any first support rod 511, and the other end is slidably arranged in the strip-shaped through hole 511A of the adjacent first support rod 511, so that when the support mechanism 5 is stretched with the corrugated section 22, the connecting rods 52 can slide in the strip-shaped through holes 511A of the adjacent two first support rods 511 to realize the stretching of the support mechanism 5.

As a further optimization, in another embodiment of the present invention, as shown in fig. 6, a support 51 at an end of the support mechanism 5 away from the electron gun 32 is fixed on the top surface of the base, and sliding components 53 are disposed vertically below the first support rods 511 of the rest of the supports 51, so as to achieve the extension and retraction of the support mechanism 5. The sliding component 53 may be a roller, which is not limited herein, as long as the sliding of the support mechanism 5 can be achieved.

Further, the output end of the driving mechanism 4 can be connected to a bracket 51 with a roller, which is close to the driving mechanism 4, of the bracket mechanism 5, and when the bracket 51 is pushed by the hydraulic cylinder, the entire bracket mechanism 5 is driven to stretch and contract, and the base 31 of the electron gun 32 is pushed, so that the motion of the electron gun 32 is realized.

As a further optimization, the electron beam welding machine further comprises a plurality of universal telescopic rods 6, one ends of which are arranged on the machine base, and the other ends of which are arranged on the support mechanisms 5.

Specifically, in this embodiment, as shown in fig. 5 and 7, the top of the base is provided with a telescopic rod connection seat 64 on both sides along the moving direction of the gun seat 31, one end of the universal telescopic rod 6 is connected to the telescopic rod connection seat 64, and the other end is disposed on the first support rod 511 of the support mechanism 5, which is used for supporting the sealant seat 21 and can extend and retract along with the movement of the electron gun 32, so as to improve the stability of the moving process.

As a further optimization, both ends of the universal telescopic rod 6 are provided with universal hinge assemblies 63; the universal telescopic rod 6 comprises an outer slide piece 61 and an inner slide piece 62 nested in the inner cavity of the outer slide piece 61, wherein the inner slide piece 62 can slide in the inner cavity of the outer slide piece 61 to realize the extension and retraction of the universal telescopic rod 6. Simple universal telescopic link 6 structure not only can play flexible purpose, also can make the sealant seat 21 better, guarantees electron gun 32 and removes the stability of process. It should be noted that the universal hinge assembly 63 is prior art and will not be described herein.

The utility model provides an electron beam welding machine has reasonable structure, and the principle is simple, and operation and processing is convenient, and easy dismouting, it can realize electron gun 32 in the outdoor removal in vacuum chamber, improves work piece process range, has improved real empty room space utilization height to work efficiency has been improved. Meanwhile, the utility model discloses still utilize sealing mechanism 2 to seal electron gun 32 and connection structure, guaranteed that weld chamber 14 gathers there is reliable sealing performance. Secondly, the support mechanism 5 can be used as a support framework of the sealing mechanism 2 and can also transmit power from the hydraulic cylinder to the gun seat 31, and the sliding component 53 arranged at the bottom of the support mechanism can reduce the moving friction force and simultaneously support the support mechanism 5. In addition, 6 one end welded fastening of universal telescopic link, the other end is connected on gimbal mechanism 5, and is scalable along with gimbal mechanism 5's removal, has further improved the steadiness that electron gun 32 removed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electron beam welder, comprising:

2. The electron beam welding machine of claim 1, further comprising a support mechanism disposed on said housing for supporting said sealant holder, said support mechanism being a horizontally disposed and retractable scissor assembly.

3. The electron beam welding machine of claim 2, wherein the corrugated section has a plurality of horizontally disposed detent grooves for engaging an upper end surface of the support mechanism.

4. The electron beam welding machine of claim 3, wherein said support mechanism comprises a plurality of supports arranged in parallel and a connecting rod connecting two adjacent supports; each bracket comprises two first support rods which are vertically arranged and oppositely arranged and a second support rod which is connected with the upper ends of the tops of the two first support rods, and the second support rod is clamped in the clamping groove; the first supporting rod is provided with a strip-shaped through hole along the vertical direction, one end of the connecting rod is slidably arranged in the strip-shaped through hole of any first supporting rod, and the other end of the connecting rod is slidably arranged in the strip-shaped through hole of the adjacent first supporting rod.

5. The electron beam welding machine of claim 4, wherein the support at the end of the support mechanism away from the electron gun is fixed on the top surface of the base, and the first support rods of the rest of the supports are provided with sliding assemblies vertically below each other for extending and retracting the support mechanism.

6. The electron beam welding machine of claim 2, further comprising a plurality of gimbaled rods having one end disposed on said housing and the other end disposed on said support structure.

7. The electron beam welding machine of claim 6, wherein the universal telescopic rod is provided with universal hinge assemblies at both ends; the universal telescopic rod comprises an outer slide piece and an inner slide piece nested in the inner cavity of the outer slide piece, and the inner slide piece can slide in the inner cavity of the outer slide piece to realize the expansion and contraction of the universal telescopic rod.

8. The electron beam welding machine of claim 1, wherein two sides of the movement direction of the gun base are provided with limiting blocks for limiting the movement direction of the gun base.

9. An electron beam welding machine as defined in claim 1, wherein said corrugated section is a sheet-like body which is arranged to be circuitous up and down.

10. The electron beam welding machine as claimed in claim 1, wherein said driving member is a hydraulic cylinder disposed on a top surface of said housing, and a sealing cover is disposed on a top portion of said hydraulic cylinder for covering said hydraulic cylinder.